text: import {debounce} from './utils'
  export const itemImgListenerMixin = {
    data() {
      return {
        itemImgListener : null
      }
    },
    // 混入解决组件之间有共同的代码
    mounted() {
      // 监听图片的加载
      const refresh = debounce(this.$refs.scroll.refresh, 1000);
      this.itemImgListener = () => refresh()
      this.$bus.$on("itemimageload", this.itemImgListener);
    },
  }
  